their final medical check, the astronauts boarded their spacecraft．
| A．Received | B．Being received | C．To receive | D．Having received |
Please drop ＿＿＿＿＿＿＿ my home when you are free.
| A．in | B．on | C．in on | D．in at |
＿＿＿＿to my regret, I am unable to accept your warm invitation.
| A．Very | B．Much | C．Great | D．A lot |
We often say that something is “as light as air”, but air is＿＿＿light.
| A．hardly | B．rather | C．so | D．really |
The boy was＿＿＿＿＿＿eager to get a geography book.
| A．more | B．too | C．much | D．far |
—— Excuse me, could you tell me the way to the station?
—— The station? Take the second turning＿＿＿＿＿and＿＿＿＿＿＿.
| A．to left； then go straight on | B．to the left； then go straight on |
| C．to left； then go right forward | D．to the left； then go right forward |